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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-07-16 22:55:40 +03:00

[kernel] fix samsung flash patch after r21408, thanks to Matthias Buecher (#7348)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21775 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2010-06-13 09:53:55 +00:00
parent 3d61140414
commit cd5addd4e0
8 changed files with 297 additions and 137 deletions

View File

@ -1,36 +1,50 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -51,6 +51,7 @@
#define SST49LF040B 0x0050
#define SST49LF008A 0x005a
#define AT49BV6416 0x00d6
+#define MANUFACTURER_SAMSUNG 0x00ec
@@ -325,6 +325,8 @@ static struct cfi_fixup fixup_table[] =
static void cfi_fixup_major_minor(struct cfi_private *cfi,
struct cfi_pri_amdstd *extp)
{
+ // manufacturers defined in include/linux/mtd/cfi.h
+
if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
extp->MajorVersion == '0')
extp->MajorVersion = '1';
@@ -355,6 +357,9 @@ struct mtd_info *cfi_cmdset_0002(struct
mtd->name = map->name;
mtd->writesize = 1;
static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
@@ -375,12 +376,19 @@ struct mtd_info *cfi_cmdset_0002(struct
+ printk(" CFI mfr 0x%08x\n", cfi->mfr); // TODO: Is there a more general place to print this info?
+ printk(" CFI id 0x%08x\n", cfi->id);
+
if (cfi->cfi_mode==CFI_MODE_CFI){
unsigned char bootloc;
/*
@@ -373,16 +378,24 @@ struct mtd_info *cfi_cmdset_0002(struct
if (extp->MajorVersion != '1' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
- printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
cfi_fixup_major_minor(cfi, extp);
- if (extp->MajorVersion != '1' ||
- (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
+ // valid primary extension versions are: 1.0, 1.1, 1.2, 1.3
+ // see: http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_r20.pdf, page 19 and on
+ // http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_100_20011201.pdf
+ if (extp->MajorVersion < '1' ||
+ extp->MajorVersion > '1' ||
+ (extp->MajorVersion == '1' && ( extp->MinorVersion < '0' || extp->MinorVersion > '3'))) {
printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
- "version %c.%c.\n", extp->MajorVersion,
- extp->MinorVersion);
- kfree(extp);
- kfree(mtd);
- return NULL;
+ if (cfi->mfr == MANUFACTURER_SAMSUNG &&
+ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+ }
+ else {
+ printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
+ "version %c.%c.\n", extp->MajorVersion,
+ extp->MinorVersion);
+ kfree(extp);
+ kfree(mtd);
+ return NULL;
+ }
+ "version %c.%c (0x%02x/0x%02x).\n",
+ extp->MajorVersion, extp->MinorVersion,
+ extp->MajorVersion, extp->MinorVersion);
kfree(extp);
kfree(mtd);
return NULL;
}
+ printk(" Amd/Fujitsu Extended Query version %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+
/* Install our own private info structure */
cfi->cmdset_priv = extp;

View File

@ -1,11 +1,37 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -374,7 +374,7 @@ struct mtd_info *cfi_cmdset_0002(struct
@@ -327,9 +327,32 @@ static void cfi_fixup_major_minor(struct
{
// manufacturers defined in include/linux/mtd/cfi.h
cfi_fixup_major_minor(cfi, extp);
- if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
- extp->MajorVersion == '0')
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '0') {
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
extp->MajorVersion = '1';
+ extp->MinorVersion = '0';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
+
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '3' && extp->MinorVersion == '3') {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
+ extp->MajorVersion = '1'; // set to 1.3 (last defined version)
+ extp->MinorVersion = '3';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
}
- if (extp->MajorVersion != '1' ||
+ if (extp->MajorVersion < '0' || extp->MajorVersion > '3' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
if (cfi->mfr == MANUFACTURER_SAMSUNG &&
(extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)

View File

@ -1,36 +1,50 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -51,6 +51,7 @@
#define SST49LF040B 0x0050
#define SST49LF008A 0x005a
#define AT49BV6416 0x00d6
+#define MANUFACTURER_SAMSUNG 0x00ec
@@ -325,6 +325,8 @@ static struct cfi_fixup fixup_table[] =
static void cfi_fixup_major_minor(struct cfi_private *cfi,
struct cfi_pri_amdstd *extp)
{
+ // manufacturers defined in include/linux/mtd/cfi.h
+
if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
extp->MajorVersion == '0')
extp->MajorVersion = '1';
@@ -355,6 +357,9 @@ struct mtd_info *cfi_cmdset_0002(struct
mtd->name = map->name;
mtd->writesize = 1;
static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
@@ -375,12 +376,19 @@ struct mtd_info *cfi_cmdset_0002(struct
+ printk(" CFI mfr 0x%08x\n", cfi->mfr); // TODO: Is there a more general place to print this info?
+ printk(" CFI id 0x%08x\n", cfi->id);
+
if (cfi->cfi_mode==CFI_MODE_CFI){
unsigned char bootloc;
/*
@@ -373,16 +378,24 @@ struct mtd_info *cfi_cmdset_0002(struct
if (extp->MajorVersion != '1' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
- printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
cfi_fixup_major_minor(cfi, extp);
- if (extp->MajorVersion != '1' ||
- (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
+ // valid primary extension versions are: 1.0, 1.1, 1.2, 1.3
+ // see: http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_r20.pdf, page 19 and on
+ // http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_100_20011201.pdf
+ if (extp->MajorVersion < '1' ||
+ extp->MajorVersion > '1' ||
+ (extp->MajorVersion == '1' && ( extp->MinorVersion < '0' || extp->MinorVersion > '3'))) {
printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
- "version %c.%c.\n", extp->MajorVersion,
- extp->MinorVersion);
- kfree(extp);
- kfree(mtd);
- return NULL;
+ if (cfi->mfr == MANUFACTURER_SAMSUNG &&
+ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+ }
+ else {
+ printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
+ "version %c.%c.\n", extp->MajorVersion,
+ extp->MinorVersion);
+ kfree(extp);
+ kfree(mtd);
+ return NULL;
+ }
+ "version %c.%c (0x%02x/0x%02x).\n",
+ extp->MajorVersion, extp->MinorVersion,
+ extp->MajorVersion, extp->MinorVersion);
kfree(extp);
kfree(mtd);
return NULL;
}
+ printk(" Amd/Fujitsu Extended Query version %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+
/* Install our own private info structure */
cfi->cmdset_priv = extp;

View File

@ -1,11 +1,37 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -374,7 +374,7 @@ struct mtd_info *cfi_cmdset_0002(struct
@@ -327,9 +327,32 @@ static void cfi_fixup_major_minor(struct
{
// manufacturers defined in include/linux/mtd/cfi.h
cfi_fixup_major_minor(cfi, extp);
- if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
- extp->MajorVersion == '0')
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '0') {
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
extp->MajorVersion = '1';
+ extp->MinorVersion = '0';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
+
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '3' && extp->MinorVersion == '3') {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
+ extp->MajorVersion = '1'; // set to 1.3 (last defined version)
+ extp->MinorVersion = '3';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
}
- if (extp->MajorVersion != '1' ||
+ if (extp->MajorVersion < '0' || extp->MajorVersion > '3' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
if (cfi->mfr == MANUFACTURER_SAMSUNG &&
(extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)

View File

@ -1,36 +1,50 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -51,6 +51,7 @@
#define SST49LF040B 0x0050
#define SST49LF008A 0x005a
#define AT49BV6416 0x00d6
+#define MANUFACTURER_SAMSUNG 0x00ec
@@ -325,6 +325,8 @@ static struct cfi_fixup fixup_table[] =
static void cfi_fixup_major_minor(struct cfi_private *cfi,
struct cfi_pri_amdstd *extp)
{
+ // manufacturers defined in include/linux/mtd/cfi.h
+
if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
extp->MajorVersion == '0')
extp->MajorVersion = '1';
@@ -355,6 +357,9 @@ struct mtd_info *cfi_cmdset_0002(struct
mtd->name = map->name;
mtd->writesize = 1;
static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
@@ -375,12 +376,19 @@ struct mtd_info *cfi_cmdset_0002(struct
+ printk(" CFI mfr 0x%08x\n", cfi->mfr); // TODO: Is there a more general place to print this info?
+ printk(" CFI id 0x%08x\n", cfi->id);
+
if (cfi->cfi_mode==CFI_MODE_CFI){
unsigned char bootloc;
/*
@@ -373,16 +378,24 @@ struct mtd_info *cfi_cmdset_0002(struct
if (extp->MajorVersion != '1' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
- printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
cfi_fixup_major_minor(cfi, extp);
- if (extp->MajorVersion != '1' ||
- (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
+ // valid primary extension versions are: 1.0, 1.1, 1.2, 1.3
+ // see: http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_r20.pdf, page 19 and on
+ // http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_100_20011201.pdf
+ if (extp->MajorVersion < '1' ||
+ extp->MajorVersion > '1' ||
+ (extp->MajorVersion == '1' && ( extp->MinorVersion < '0' || extp->MinorVersion > '3'))) {
printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
- "version %c.%c.\n", extp->MajorVersion,
- extp->MinorVersion);
- kfree(extp);
- kfree(mtd);
- return NULL;
+ if (cfi->mfr == MANUFACTURER_SAMSUNG &&
+ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+ }
+ else {
+ printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
+ "version %c.%c.\n", extp->MajorVersion,
+ extp->MinorVersion);
+ kfree(extp);
+ kfree(mtd);
+ return NULL;
+ }
+ "version %c.%c (0x%02x/0x%02x).\n",
+ extp->MajorVersion, extp->MinorVersion,
+ extp->MajorVersion, extp->MinorVersion);
kfree(extp);
kfree(mtd);
return NULL;
}
+ printk(" Amd/Fujitsu Extended Query version %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+
/* Install our own private info structure */
cfi->cmdset_priv = extp;

View File

@ -1,11 +1,37 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -374,7 +374,7 @@ struct mtd_info *cfi_cmdset_0002(struct
@@ -327,9 +327,32 @@ static void cfi_fixup_major_minor(struct
{
// manufacturers defined in include/linux/mtd/cfi.h
cfi_fixup_major_minor(cfi, extp);
- if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
- extp->MajorVersion == '0')
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '0') {
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
extp->MajorVersion = '1';
+ extp->MinorVersion = '0';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
+
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '3' && extp->MinorVersion == '3') {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
+ extp->MajorVersion = '1'; // set to 1.3 (last defined version)
+ extp->MinorVersion = '3';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
}
- if (extp->MajorVersion != '1' ||
+ if (extp->MajorVersion < '0' || extp->MajorVersion > '3' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
if (cfi->mfr == MANUFACTURER_SAMSUNG &&
(extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)

View File

@ -1,36 +1,50 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -48,6 +48,7 @@
#define SST49LF040B 0x0050
#define SST49LF008A 0x005a
#define AT49BV6416 0x00d6
+#define MANUFACTURER_SAMSUNG 0x00ec
@@ -372,6 +372,8 @@ static struct cfi_fixup fixup_table[] =
static void cfi_fixup_major_minor(struct cfi_private *cfi,
struct cfi_pri_amdstd *extp)
{
+ // manufacturers defined in include/linux/mtd/cfi.h
+
if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
extp->MajorVersion == '0')
extp->MajorVersion = '1';
@@ -404,6 +406,9 @@ struct mtd_info *cfi_cmdset_0002(struct
static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
@@ -419,12 +420,19 @@ struct mtd_info *cfi_cmdset_0002(struct
mtd->reboot_notifier.notifier_call = cfi_amdstd_reboot;
if (extp->MajorVersion != '1' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
- printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
+ printk(" CFI mfr 0x%08x\n", cfi->mfr); // TODO: Is there a more general place to print this info?
+ printk(" CFI id 0x%08x\n", cfi->id);
+
if (cfi->cfi_mode==CFI_MODE_CFI){
unsigned char bootloc;
__u16 adr = primary?cfi->cfiq->P_ADR:cfi->cfiq->A_ADR;
@@ -417,16 +422,24 @@ struct mtd_info *cfi_cmdset_0002(struct
*/
cfi_fixup_major_minor(cfi, extp);
- if (extp->MajorVersion != '1' ||
- (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
+ // valid primary extension versions are: 1.0, 1.1, 1.2, 1.3
+ // see: http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_r20.pdf, page 19 and on
+ // http://www.amd.com/us-en/assets/content_type/DownloadableAssets/cfi_100_20011201.pdf
+ if (extp->MajorVersion < '1' ||
+ extp->MajorVersion > '1' ||
+ (extp->MajorVersion == '1' && ( extp->MinorVersion < '0' || extp->MinorVersion > '3'))) {
printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
- "version %c.%c.\n", extp->MajorVersion,
- extp->MinorVersion);
- kfree(extp);
- kfree(mtd);
- return NULL;
+ if (cfi->mfr == MANUFACTURER_SAMSUNG &&
+ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+ }
+ else {
+ printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
+ "version %c.%c.\n", extp->MajorVersion,
+ extp->MinorVersion);
+ kfree(extp);
+ kfree(mtd);
+ return NULL;
+ }
+ "version %c.%c (0x%02x/0x%02x).\n",
+ extp->MajorVersion, extp->MinorVersion,
+ extp->MajorVersion, extp->MinorVersion);
kfree(extp);
kfree(mtd);
return NULL;
}
+ printk(" Amd/Fujitsu Extended Query version %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+
/* Install our own private info structure */
cfi->cmdset_priv = extp;

View File

@ -1,11 +1,37 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -418,7 +418,7 @@
*/
cfi_fixup_major_minor(cfi, extp);
@@ -374,9 +374,32 @@ static void cfi_fixup_major_minor(struct
{
// manufacturers defined in include/linux/mtd/cfi.h
- if (extp->MajorVersion != '1' ||
+ if (extp->MajorVersion < '0' || extp->MajorVersion > '3' ||
(extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
if (cfi->mfr == MANUFACTURER_SAMSUNG &&
(extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
- if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
- extp->MajorVersion == '0')
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '0') {
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
extp->MajorVersion = '1';
+ extp->MinorVersion = '0';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
+
+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
+ extp->MajorVersion == '3' && extp->MinorVersion == '3') {
+ printk(KERN_NOTICE " Newer Samsung flash detected, "
+ "should be compatibile with Amd/Fujitsu.\n");
+
+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
+ extp->MajorVersion, extp->MinorVersion);
+
+ extp->MajorVersion = '1'; // set to 1.3 (last defined version)
+ extp->MinorVersion = '3';
+
+ printk(" to %c.%c.\n",
+ extp->MajorVersion, extp->MinorVersion);
+ }
}
struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)